The VFI is based on the principle of vortex shedding behind a bluff body

start/stop of pumps

single-stage

Support for CUE and VFD

analog 0/4-20mA

control dc 2x4 12a ss 3x400v im 97900427 The VFI is based onGrundfos Dedicated Controls is a control system designed for installation in either commercial buildings or network pumping stations with one or two pumps, an optional mixer and or a flush valve. Advanced control and data communication are also possible with the Grundfos Dedicated Controls system. The control cabinets are delivered with a build in main switch and thermal magnetic circuit breaker. Level measurement The Dedicated Controls system starts